Saurabh DantaniFull Stack Developer

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Full StackNPS & Analytics

Survey & Feedback Platform

Dynamic survey builder with multiple question types, conditional logic, response analytics, data export, and embeddable forms. Features real-time response tracking and automated report generation. Built with clean modular architecture, rigorous automated testing, and comprehensive logging. Designed from the ground up for high reliability, security, and lightning-fast user interactions.

Survey & Feedback Platform - Full Stack Architecture & Implementation

The Challenge

Product managers lacked real-time visibility into customer satisfaction and churn risks across user segments.

The Solution

Built versatile survey platform with dynamic question branching, Net Promoter Score (NPS) tracking, and automated sentiment analysis.

The Impact

High-converting interactive survey widgets delivering real-time customer sentiment dashboards and churn alerts.

Technologies & Tools

Next.jsTypeScriptNode.jsMongoDBChart.jsTailwind CSS

Key Engineering Challenges

1Designing drag-and-drop survey builder with conditional question display logic

2Minimizing survey load times on low-bandwidth mobile networks

3Processing open-ended text responses through sentiment scoring algorithms

4Exporting formatted analytics reports with dynamic visual filtering

Results & Measurable Outcomes

Achieved 42% survey completion rate (far above industry average of 14%)

Collected and classified over 250,000 user feedback responses

Identified critical product friction points, reducing customer churn by 18%

Integrated Webhooks to trigger Slack alerts for negative feedback

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Document Management System

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Interested in Building Something Similar?

I build high-scale web platforms, AI voice automation systems, App Store mobile applications, and resilient data extraction pipelines.

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